<template>
    <div class="app-container">
      <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
        <el-form-item label="分类名称" prop="categoryName">
          <el-input
            v-model="queryParams.categoryName"
            placeholder="请输入分类名称"
            style="width: 240px"
            clearable
            @keyup.enter.native="handleQuery"
          />
        </el-form-item>
        <el-form-item label="分类编码" prop="code">
          <el-input
            v-model="queryParams.code"
            placeholder="请输入分类编码"
            style="width: 240px"
            clearable
            @keyup.enter.native="handleQuery"
          />
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-search" size="mini" 
                     @click="handleQuery">搜索</el-button>
          <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
  
      <el-row :gutter="10" class="mb8">
        <el-col :span="1.5">
          <el-button
            type="primary"
            plain
            icon="el-icon-plus"
            size="mini"
            @click="handleAdd"
            v-hasPermi="['workflow:category:add']"
          >新增</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="success"
            plain
            icon="el-icon-edit"
            size="mini"
            :disabled="single"
            @click="handleUpdate"
            v-hasPermi="['workflow:category:edit']"
          >修改</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="danger"
            plain
            icon="el-icon-delete"
            size="mini"
            :disabled="multiple"
            @click="handleDelete"
            v-hasPermi="['workflow:category:remove']"
          >删除</el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
            type="warning"
            plain
            icon="el-icon-download"
            size="mini"
            @click="handleExport"
            v-hasPermi="['workflow:category:export']"
          >导出</el-button>
        </el-col>
        <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
      </el-row>
  
      <el-table v-loading="loading" :data="categoryList" @selection-change="handleSelectionChange" height="330px">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column label="序号" width="55" align="center">
          <template slot-scope="scope">
            <span>{{ (pageParams.current-1)*pageParams.size + scope.$index + 1 }}</span>
          </template>
        </el-table-column>
        <el-table-column label="分类名称" align="center" prop="categoryName" />
        <el-table-column label="分类编码" align="center" prop="code" />
        <el-table-column label="备注" align="center" prop="remark" />
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width" fixed="right">
          <template slot-scope="scope">
            <el-button
              size="mini"
              type="text"
              icon="el-icon-edit"
              @click="handleUpdate(scope.row)"
              v-hasPermi="['workflow:category:edit']"
            >修改</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleDelete(scope.row)"
              v-hasPermi="['workflow:category:remove']"
            >删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      
      <pagination
        v-show="total>0"
        :total="total"
        :page.sync="pageParams.current"
        :limit.sync="pageParams.size"
        @pagination="getList"
      />
  
      <!-- 添加或修改流程分类对话框 -->
      <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body :close-on-click-modal="false">
        <el-form ref="form" :model="form" :rules="rules" label-width="80px">
          <el-form-item label="分类名称" prop="categoryName">
            <el-input v-model="form.categoryName" placeholder="请输入分类名称" />
          </el-form-item>
          <el-form-item label="分类编码" prop="code">
            <el-input v-model="form.code" placeholder="请输入分类编码" />
          </el-form-item>
          <el-form-item label="备注" prop="remark">
            <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </el-dialog>
    </div>
  </template>
  
  <script>
  import {prefix, listCategory, getCategory, delCategory, addCategory, updateCategory } from "@/api/workflow/category";
  
  export default {
    name: "Category",
    data() {
      return {
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 流程分类表格数据
        categoryList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 分页参数
        pageParams: {
          current: 1,
          size: 10,
        },
        // 查询参数
        queryParams: {
          categoryId: null,
          categoryName: null,
          code: null,
          remark: null,
        },
        // 表单参数
        form: {},
        // 表单校验
        rules: {
          categoryName: [
            { required: true, message: "分类名称不能为空！", trigger: "blur" }
          ],
          code: [
            { required: true, message: "分类编码不能为空！", trigger: "blur" }
          ],
          remark: [
            { required: true, message: "备注不能为空！", trigger: "blur" }
          ],
        }
      };
    },
    created() {
      this.handleQuery();
    },
    methods: {
      /** 搜索按钮操作 */
      handleQuery() {
        this.pageParams.current = 1;
        this.getList();
      },
      /** 查询流程分类列表 */
      getList() {
        this.loading = true;
        listCategory(this.pageParams,this.queryParams).then(response => {
          this.categoryList = response.page.records;
          this.total = response.page.total;
          this.loading = false;
        });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          categoryId: null,
          categoryName: null,
          code: null,
          remark: null,
          createBy: null,
          createTime: null,
          updateBy: null,
          updateTime: null,
          delFlag: null
        };
        this.resetForm("form");
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.categoryId)
        this.single = selection.length!==1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加流程分类";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        var categoryIdUpdate = row.categoryId;
        if(row.isTrusted){
          categoryIdUpdate = this.ids[0];
        }
        this.queryParams["categoryId"] = categoryIdUpdate;
        getCategory(this.queryParams).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改流程分类";
          this.queryParams["categoryId"] = null;
        });
      },
      /** 提交按钮 */
      submitForm() {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.categoryId != null) {
              updateCategory(this.form).then(response => {
                if(response.code==='200'&&response.data>0) {
                  this.$modal.msgSuccess("修改成功！");
                    this.open = false;
                    this.getList();
                }else {
                  this.$modal.msgError("修改失败！");
                    this.open = false;
                }
              });
            } else {
              addCategory(this.form).then(response => {
                if(response.code==='200'&&response.data>0) {
                    this.$modal.msgSuccess("新增成功！");
                    this.open = false;
                    this.handleQuery();
                }else {
                    this.$modal.msgError("新增失败！");
                    this.open = false;
                }
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        let categoryIds = this.ids;
        if(row.categoryId){
          categoryIds = new Array();
          categoryIds.push(row.categoryId);
        }
        this.$modal.confirm('是否确认删除选定的数据项？').then(function() {
          return delCategory(categoryIds);
        }).then(() => {
          this.handleQuery();
          this.$modal.msgSuccess("删除成功！");
        }).catch(() => {});
      },
      /** 导出按钮操作 */
      handleExport() {
        this.download(`${prefix}/category/export`, {
          ...this.queryParams
        }, `category_${new Date().getTime()}.xlsx`)
      }
    }
  };
  </script>
  